Tetrode deceleration lens



FIG. 1 is an isometric view of my new design;

FIG. 2 is a reverse isometric view of the design of FIG. 1;

FIG. 3 is a first side view of the design of FIG. 1;

FIG. 4 is a second side view of the design of FIG. 1;

FIG. 5 is a first end view of the design of FIG. 1;

FIG. 6 is a second end view of the design of FIG. 1;

FIG. 7 is a top view of the design of FIG. 1; and,

FIG. 8 is a bottom view of the design of FIG. 1.

The broken lines illustrate the environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a tetrode deceleraton lens, as shown and described. 